Description

2H-Cyclopent[D]Isoxazolo[5,4-B]Pyridine(9Ci) is a specialized heterocyclic organic compound with the CAS number 89212-63-5, serving as a crucial advanced intermediate in modern synthetic chemistry. Its unique fused isoxazole-pyridine structure makes it a valuable building block for constructing complex molecular architectures with potential biological activity. This high-purity intermediate is primarily sought by pharmaceutical R&D teams and fine chemical manufacturers engaged in developing novel active pharmaceutical ingredients (APIs) and agrochemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Research: Used in the development of new-generation pesticides and herbicides, leveraging its heterocyclic core for bioactivity.
• Material Science: Serves as a building block for creating specialized organic ligands and functional materials.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies in heterocyclic and medicinal chemistry.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and target engagement.

Basic Information

Product Name	2H-Cyclopent[D]Isoxazolo[5,4-B]Pyridine(9Ci)
CAS No.	89212-63-5
Molecular Formula	C9H6N2O
Molecular Weight	158.16 g/mol
Synonyms	2H-Cyclopenta[d]isoxazolo[5,4-b]pyridine; Cyclopenta[d]isoxazolo[5,4-b]pyridine, 2H-; 2H-Cyclopent[d]isoxazolo[5,4-b]pyridine; 89212-63-5; SCHEMBL2184247; ZINC000253922959; AKOS040759232; CTK8G0185
EINECS	Contact for details

Quality Control

Our 2H-Cyclopent[D]Isoxazolo[5,4-B]Pyridine(9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/LC-MS for structural confirmation, to ensure it meets the high standards required for research and development. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Residual Solvents (GC)	Complies with ICH guidelines
Water Content (KF)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.